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Finding the Fourth Proportional to 635,553.75, 953,330.32 and 162,238.96

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Solution

The fourth proportional to 635,553.75, 953,330.32 and 162,238.96 is: 243,358.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,553.75 : 953,330.32 = 162,238.96 : x
  2. Step 2: Convert to fraction form
    635,553.75/953,330.32 = 162,238.96/x
  3. Step 3: Cross multiply
    635,553.75x = 953,330.32 × 162,238.96
  4. Step 4: Simplify right side
    635,553.75x = 154,667,319,653.27
  5. Step 5: Solve for x
    x = 154,667,319,653.27/635,553.75
  6. Step 6: Final answer
    x = 243,358.36

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.